> Cool. So just that I understand what this command will do: will it
> compare the source and dest folders and add to dest folder all the
> files from the source from the source folder that are not currently in
> the dest folder (so if I add a single mp3, it will just add that
> mimicking the file structure instead of copying over the full 100 gigs
> from the the dest folder)?
Basically that is what it will do in your case.
John